Finding the Third Proportional to 65,584.69 and 140,504.63

Step by Step Solution

1. Step 1: Write the proportion equation
   65,584.69 : 140,504.63 = 140,504.63 : x
2. Step 2: Convert to fraction form
   65,584.69/140,504.63 = 140,504.63/x
3. Step 3: Cross multiply
   65,584.69x = 140,504.63 × 140,504.63
4. Step 4: Simplify right side
   65,584.69x = 19,741,549,646.39
5. Step 5: Solve for x
   x = 19,741,549,646.39/65,584.69
6. Step 6: Final answer
   x = 301,008.52